Advantech PCI-1710 Betriebsanweisung PDF herunterladen (Seite 128)

4.5.4 DIOGetCurrentDOByte

Returns byte data from the specified I/O port of a device. The port is specified by port number

which ranges from 0 to the maximum number of ports provided by the device. For example,

PCL-722 has up to 18 ports digital output. The port number of the board is from 0 to 17.

Input:

Data type Parameter Description

DevHandle The handler id of the device specified by DevNum as

assigned by the LabVIEW program.

Port The port number of specified device

error in A cluster containing error information, such as the

status, code, and source elements that is passed from

a previous linked VI.

Output:

Data type

Parameter Description

DevHandle The handler id of the device specified by DevNum as

assigned by the LabVIEW program.

State Byte data read from the specified port

error out A cluster containing error information. If error in

indicated an error, the status, code, and source

elements of error out have the same values as the

corresponding elements of error in

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Advantech PCI-1710 Betriebsanweisung Seite 128